// Copyright 2023 The Pigweed Authors
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
#pragma once

#include "pico/time.h"
#include "pw_chrono/system_clock.h"

namespace pw::chrono::backend {

inline int64_t GetSystemClockTickCount() {
  // While it's probably possible to get a more granular clock, the 64-bit
  // microsecond hardware timer is sufficient. Additionally, the peripheral API
  // for the Pico SDK all expect microseconds from boot, so this is the most
  // appropriate clock to use for that purpose.
  return time_us_64();
}

}  // namespace pw::chrono::backend
